Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Дек. 13, 2024
In
recent
years,
several
physicochemical
methods
have
been
proposed
for
decolourising
textile
dyes;
however,
few
adopted
by
the
industry
because
of
factors
such
as
high
cost,
low
efficiency,
and
limited
applicability
to
a
wide
range
dyes.
The
current
study
focuses
on
synthesising
algae-mediated
Cu
CuO
nanocatalysts
(Alg-Cu
Alg-CuO)
using
natural
waste
materials
from
green
algae.
synthesised
Alg-CuO
nanocatalyst
was
characterised
confirmed
SEM,
TEM,
UV,
FT-IR,
XRD,
XPS,
GC-MS,
TGA.
An
innovative
efficient
technique
dyes
through
aerobic
oxidation
implemented
in
industrial
wastewater
treatment.
Various
hydroxylamine
substrates
were
successfully
transformed
into
desired
aldehydes
an
nanocatalyst.
process
oxidation,
2-(2-amino-ethyl)-aminoethanol
can
be
converted
2-(2-amino-ethyl)acetaldehyde,
resulting
96%
product
conversion
within
4
min.
addition,
used
investigate
dye
decolourisation
CBB
G250
dye.
exhibited
excellent
properties;
20
min,
85%
achieved.
As
result,
synthesis
is
viable
medium
producing
with
bond
energies
decolourisation.
Finally,
separated
reused
following
process.
This
method
has
International Journal of Environmental & Analytical Chemistry,
Год журнала:
2024,
Номер
unknown, С. 1 - 18
Опубликована: Март 14, 2024
This
study
involved
the
synthesis
of
epigallocatechin-3-gallate-Iron
(II,
III)
oxide
(EGCG-
Fe3O4)
nanocatalysts
by
reacting
Fe2O3
with
EGCG
extracted
from
green
tea
(Camellia
sinensis)
aqueous
extract.
environmentally
friendly
method
was
used
as
an
alternative
to
traditional
routes.
The
EGCG-
Fe3O4
were
characterised
using
various
techniques,
including
fourier
transform
infrared
spectroscopy
(FTIR),
ultraviolet-visible
(UV),
X-ray
diffraction
(XRD),
scanning
electron
microscopy
(SEM),
transmission
(TEM),
thermogravimetric
analysis
(TGA),
BET
Surface
area
analysis,
and
vibrating
sample
magnetometer
(VSM).
results
showed
that
nanocatalyst
absorption
peak
at
363
nm
indicated
formation
nanocatalyst,
while
shifted
slightly
274
nm,
indicating
nanocatalyst.
conversion
final
product
aliphatic
aldehyde
alcohol
in
cotton
surface
via
a
solvent
free
aerobic
oxidation
EGCG-Fe3O4
confirmed
1H
13C
NMR.
molecular
weight
determined
mass
spectral
characterisation
(EI-MS),
which
ion
m/z
72.06
(M+,
100%),
isobutyraldehyde
conforming
EI-MS
analysis.
has
been
for
alcohols
textile
pharmaceutical
industries
offers
several
advantages,
use
reaction
conditions,
reduced
catalyst
concentrations,
high
yields,
affordability,
absence
solvents,
recovery
reuse
Royal Society of Chemistry eBooks,
Год журнала:
2025,
Номер
unknown, С. 83 - 111
Опубликована: Май 7, 2025
Magnetic
nanoparticles
(MNPs),
as
a
type
of
nanoparticle,
are
typically
1–100
nm
in
size
and
have
gained
increasing
attention
various
scientific
technological
applications
due
to
their
excellent
physicochemical,
mechanical,
magnetic
properties.
This
chapter
presents
the
main
properties
MNPs,
covering
historical
development
future
prospects.
International Journal of Newgen Research in Pharmacy & Healthcare,
Год журнала:
2024,
Номер
unknown, С. 51 - 58
Опубликована: Июнь 30, 2024
Vitex
negundo
Linn,
belonging
to
the
verbenaceae
family
and
commonly
known
as
'Nirgundi',
is
a
significant
medicinal
plant.
This
woody,
aromatic
shrub
can
grow
into
small
tree
typically
features
3
or
5
leaves
on
quadrangular
branches.
It
produces
bluish-purple
flowers
arranged
in
branched
tomentose
cymes.
In
addition
its
various
properties,
it
reputed
have
anticonvulsant
effects.
The
objective
of
this
study
analyze
anti-convulsant
effects
an
ethanolic
extract
(EEVN)
with
model
Maximum
Electroshock-induced
Seizure
(MES)
induction.
30
albino
rats,
each
weighing
between
120-150
grams,
were
divided
five
groups
6
animals
each.
Group
I
administered
normal
saline
(0.5
ml
p.o),
II
received
Phenobarbitone
(10
mg/kg
body
weight,
i.p),
Groups
III,
IV,
V
given
different
dosages
EEVN
(50,
100,
200
p.o
respectively).
Convulsions
induced
all
by
applying
maximal
electric
shock
150
mA
for
0.2
seconds
using
electro-convulsiometer,
1
hour
after
administering
control,
standard,
test
drugs.
onset
duration
tonic
hind
limb
extension
(THLE)
percentage
protection
recorded.
MES
model,
EEVNF
at
doses
50
mg/kg,
100
significantly
(p<0.001)
reduces
reduced
THLE
compared
standard
drug.
demonstrated
properties
shock-induced
convulsions
experimental
animals.
Abstract
In
this
study,
veratrylidenehydrazide
was
isolated
from
Wedelia
biflora
,
and
compounds
(
1a
2a
3a–j
)
were
synthesised
to
evaluate
their
larvicidal
antifeedant
activities.
Veratrylidenehydrazide
verified
using
GC‐MS.
The
analogues
via
a
condensation
method
with
yield
range
71%–92%.
characterised
through
FT–IR,
1
H
NMR,
13
C
mass
spectrometry,
elemental
analysis.
GC‐MS
Natural
compound
the
screened
for
activity
against
Culex
quinquefasciatus
.
of
3g
found
be
highly
active,
while
low
toxicity
observed
Oreochromis
mossambicus
nontarget
aquatic
species
compared
natural
veratrylidenehydrazide.
Compound
exhibited
higher
binding
affinity
(−8.8
kcal/mol)
standard
temephos
(−4.5
kcal/mol),
equipotential
permethrin
(−9.1
diflubenzuron
(−8.5
kcal/mol).
Lead
molecules
have
properties,
use
as
insecticides
makes
them
important.
